Is Sinus Surgery Covered by Insurance?

Dr. Franklyn Gergits, ENT

Short answer: Yes — sinus procedures including balloon sinuplasty, functional endoscopic sinus surgery, submucosal partial inferior turbinectomy, NEUROMARK® posterior nasal nerve ablation, and Eustachian tube dilation are covered by most insurance plans when medically indicated and when the clinical documentation supports the diagnosis. Coverage requires objective evidence of disease — nasal endoscopy findings, CT imaging, and documentation of failed appropriate medical therapy. The same CPT procedure codes apply whether the procedure is performed in a hospital, ambulatory surgical center, or in-office — which means in-office procedures eliminate the hospital facility fee while keeping the procedure coverage intact. At SAWC, we review your insurance coverage before any procedure is scheduled so there are no financial surprises.

What Insurance Actually Covers — and What It Requires

The fundamental insurance principle for sinus procedures is medical necessity. A procedure is covered when it is medically necessary — meaning there is objective evidence of disease, the disease is causing meaningful impact, and appropriate non-surgical treatment has been tried without adequate relief. The specific documentation most insurers require includes nasal endoscopy confirming mucosal disease or anatomical obstruction, CT imaging of the sinuses confirming the extent and distribution of disease, and a documented trial of appropriate medical therapy — typically including nasal saline irrigation, intranasal corticosteroid spray, and management of contributing factors such as allergy or reflux.

The length of required medical therapy trial varies by insurer and by plan. However, the AAO-HNS 2025 Surgical Management guideline explicitly recommends against requiring a one-size-fits-all duration of medical therapy as a prerequisite to surgery — noting that treatment decisions should be individualized based on disease subtype, tolerability, and expected effectiveness. The guideline states that “a patient-centered management strategy will recognize the limits of human tolerance for a course of action that has not produced benefits within a reasonable amount of time, and the continuation of which may plausibly create harm.” Our team navigates these requirements on your behalf while advocating for the treatment timeline that is right for your specific situation.

What the Guidelines Say About Antibiotics as a Prerequisite

The AAO-HNS 2025 Adult Sinusitis Update includes a key action statement recommending against the empiric use of antibiotics for chronic rhinosinusitis solely as a third-party requirement for surgery or imaging. Many insurers still require documentation of antibiotic trials before approving sinus surgery — the AAO-HNS now explicitly opposes this practice. If your insurer requires an antibiotic trial before approving your procedure, our team can advocate on your behalf using the current guideline position.

Balloon Sinuplasty — CPT Codes and Coverage

Balloon sinuplasty is covered by Medicare and the vast majority of commercial insurance plans when the clinical criteria are met. The procedure codes used — CPT 31295 for maxillary sinus dilation, 31296 for frontal sinus dilation, and 31297 for sphenoid sinus dilation — are site-of-service neutral. This means the same codes apply whether the procedure is performed in a hospital operating room, an ambulatory surgical center, or a physician’s office. Coverage is determined by the procedure and the medical necessity documentation, not by where it is performed.

This is a significant financial advantage for in-office procedures. A study of commercial insurance found that total payments were 145 percent higher for services provided in hospital outpatient departments compared to the same services in physician offices, with 109 percent higher out-of-pocket payments for patients. In-office procedures eliminate the facility fee entirely — which can represent the single largest component of the total procedure cost — while maintaining the same professional fee coverage.

NEUROMARK® — CPT Code and Coverage

NEUROMARK® posterior nasal nerve treatment is billed under CPT 31242 — nasal/sinus endoscopic radiofrequency ablation of the posterior nasal nerve. This is a dedicated Category I procedure code — not an unlisted code — which streamlines the prior authorization and reimbursement process significantly. Having a recognized, dedicated CPT code is a meaningful advantage for insurance coverage discussions.

Prior authorization is still commonly required by most insurance plans. Coverage is increasing as the evidence base grows — published three-year clinical data shows a mean rTNSS reduction of 4.5 points, a 55.8 percent reduction in rhinorrhea, a 69 percent reduction in cough, and a 50 percent reduction in post-nasal drainage, with no serious device- or procedure-related adverse events. Our team confirms coverage and obtains authorization before any NEUROMARK® procedure is scheduled.

Eustachian Tube Dilation — CPT Codes and Coverage

Eustachian tube balloon dilation is covered by Medicare and an increasing number of commercial plans. The procedure is billed under CPT 69705 for unilateral dilation or CPT 69706 for bilateral dilation — bilateral being the more commonly performed procedure, as most patients have symptoms affecting both sides. Prior authorization is commonly required. As with all procedures at SAWC, coverage is verified and authorization obtained before the procedure date.

Submucosal Partial Inferior Turbinectomy — CPT Code and Coverage

Submucosal partial inferior turbinectomy — the technique used at SAWC to reduce enlarged inferior turbinates blocking nasal airflow — is covered by most insurance plans under CPT 30140 when medically indicated by documentation of turbinate hypertrophy on nasal endoscopy or CT and failure of appropriate medical management. This is a tissue-sparing procedure that removes submucosal tissue while preserving the overlying mucosa — distinct from thermal ablation techniques billed under CPT 30801 and 30802 that shrink the turbinate through controlled tissue injury. Submucosal resection has been shown to provide greater nasal patency at twelve months compared to ablation techniques.

Turbinate reduction is frequently performed alongside balloon sinuplasty as a combined procedure, and combined procedures are covered when each component is individually medically necessary. Correct modifier usage — such as modifier -59 for distinct procedural service — is required when billing multiple procedures on the same date of service. Our billing team handles this to prevent claim denials.

The In-Office Cost Advantage

For patients considering where to have their sinus procedure performed, the financial difference between in-office and hospital-based settings is substantial. The direct cost of endoscopic sinus surgery in the United States is estimated at 8,500 to 11,000 dollars per procedure. A European cost comparison found that total one-year costs of balloon sinuplasty were significantly lower than traditional middle meatal antrostomy — 3,382 euros versus 4,546 euros — with sick leave days halved. In-office procedures at SAWC in North Scottsdale eliminate the hospital facility fee entirely. For patients in Scottsdale, Phoenix, and the greater Maricopa County area, this represents a meaningful reduction in both total cost and out-of-pocket exposure.

Medicare Coverage

Balloon sinuplasty, turbinate reduction, and Eustachian tube dilation are covered under Medicare Part B as outpatient procedures. After the annual Part B deductible is met, Medicare typically covers 80 percent of the approved amount, with the patient responsible for the remaining 20 percent coinsurance. Patients with Medigap supplemental plans may have some or all of that 20 percent covered depending on their specific plan. Medicare Advantage plans have their own cost-sharing structures — our team verifies your specific Medicare coverage before any procedure is scheduled. Medicare data from 2011 to 2017 showed a significant yearly rise in both the number of balloon sinuplasty procedures and reimbursements, reflecting the growing acceptance and coverage of these procedures in the Medicare population.

What Happens If Insurance Denies Coverage

If your insurance plan denies coverage for a recommended sinus procedure, that is not the end of the conversation. Our team handles the appeals process on your behalf. This typically involves submitting additional clinical documentation — including nasal endoscopy findings, CT imaging, and the record of failed medical therapy — along with supporting evidence from the medical literature and current clinical practice guidelines.

When appropriate, Dr. Gergits conducts a peer-to-peer review — a direct conversation with the insurance company’s medical director — to explain why the procedure is medically necessary for your specific situation. The AAO-HNS 2025 guidelines provide strong support for these conversations, particularly when insurers impose requirements that are not supported by current evidence.

What to Ask Before You Schedule Any Procedure

Is my surgeon in-network with my plan? Even if a procedure is covered, an out-of-network provider can result in significantly higher out-of-pocket costs.

What is my deductible and has it been met? The timing of procedures within the insurance year significantly affects out-of-pocket costs. Scheduling after your annual deductible has been met reduces what you pay.

Does this procedure require prior authorization? Scheduling without prior authorization when it is required can result in denial and significant unexpected costs. Always confirm authorization status before the procedure date.

What is the facility fee if the procedure is done in a hospital or surgical center? Understanding the total cost — physician fee plus facility fee — is essential for accurate financial planning.

Is in-office an option? For procedures that can be performed in-office under local anesthesia — balloon sinuplasty, submucosal partial inferior turbinectomy, NEUROMARK®, and Eustachian tube dilation — in-office typically means significantly lower total cost. At SAWC, all of these are available in-office at our North Scottsdale location.

Our team reviews your specific insurance coverage, benefits, and authorization requirements before any procedure is scheduled. We believe in complete transparency — no financial surprises, no unexpected bills.

Want to Understand More?

This post is part of the Why Sinus Treatments Fail — And What Starts Before Them series on the Airway & Sinus Wellness Review.

→ Does Balloon Sinuplasty Actually Work?

→ What Is Balloon Sinuplasty — and Are You a Candidate?

→ What Is NEUROMARK® — and Could It Stop Your Chronic Runny Nose?

→ Is Balloon Sinuplasty Painful?

→ Airway & Sinus Wellness Review — Full Publication

This post is part of the Why Sinus Treatments Fail — And What Starts Before Them section of the Airway & Sinus Wellness Review.

References

1. Piccirillo JF, Payne SC, Rosenfeld RM, et al. Clinical Practice Guideline: Adult Sinusitis Update. Otolaryngology–Head and Neck Surgery. 2025. Recommendation against empiric antibiotics as third-party prerequisite for surgery or imaging. entnet.org

2. Shin JJ, Wilson M, McKenna M, et al. Clinical Practice Guideline: Surgical Management of Chronic Rhinosinusitis. Otolaryngology–Head and Neck Surgery. 2025. KAS 2: no one-size-fits-all medical therapy prerequisite; direct cost of ESS $8,500–$11,000. entnet.org

3. AAO-HNS Clinical Consensus Statement: Balloon Dilation of the Sinuses. Otolaryngology–Head and Neck Surgery. 2018. CPT codes 31295–31297; site-of-service neutrality. entnet.org

4. Lee JT, Abbas GM, Charous DD, et al. Three-year outcomes after temperature-controlled radiofrequency ablation of the posterior nasal nerve for chronic rhinitis. American Journal of Rhinology and Allergy. 2025. CPT 31242; rTNSS reduction 4.5 points; rhinorrhea -55.8%; cough -69%; PND -50%.

5. Sen AP, Singh Y, Anderson GF. Site-based payment differentials for ambulatory services among individuals with commercial insurance. Health Services Research. 2022. 145% higher total payments in hospital outpatient vs. physician office; 109% higher out-of-pocket payments.

6. Kasle DA, Torabi SJ, Narwani V, Manes RP. Medicare reimbursement for balloon catheter dilations among surgeons performing high volumes of the procedures. JAMA Otolaryngology–Head and Neck Surgery. 2020. Medicare utilization trends 2011–2017.

7. Luukkanen J, Harju T, Rautiainen M, Kivekäs I. Short- and long-term costs of sinus balloon sinuplasty and middle meatal antrostomy. European Archives of Oto-Rhino-Laryngology. 2025. BSP €3,382 vs. MMA €4,546 total 1-year costs; sick leave halved.

8. Levy JM, Marino MJ, McCoul ED. In-office balloon dilation of paranasal sinuses: a systematic review and meta-analysis. International Forum of Allergy & Rhinology. 2020.

9. Centers for Medicare and Medicaid Services. CPT procedure code reference: 31295–31297 (balloon sinuplasty); 31242 (posterior nasal nerve radiofrequency ablation); 30140 (submucosal partial inferior turbinectomy); 69705–69706 (Eustachian tube dilation). CMS.gov

About the Author

Dr. Franklyn R. Gergits, MBA, DO, FAOCO is a Board-Certified Otolaryngologist and Fellowship-Trained Otolaryngic Allergist with a Clinical Focus in Rhinology and Airway Disorders and over 30 years of clinical experience. He is the founder of the Sinus & Allergy Wellness Center of North Scottsdale, where he performs in-office balloon sinuplasty, submucosal partial inferior turbinectomy, NEUROMARK® posterior nasal nerve ablation, and Eustachian tube dilation under local anesthesia. He performed the first balloon sinuplasty in Pennsylvania and holds dual Entellus Centers of Excellence certifications. Dr. Gergits is the originator of the Posterior Sinonasal Syndrome (PSS) hypothesis — a clinical framework identifying pepsin-mediated posterior nasal mucosal injury as an upstream driver of chronic rhinosinusitis. Preprint available at Preprints.org (DOI: 10.20944/preprints202603.0858.v1). ORCID: 0009-0000-4893-6332.

SinusAndAllergyWellnessCenter.com · 480-525-8999

This content is for educational purposes only and does not constitute medical advice or a guarantee of insurance coverage. Coverage determinations are made by individual insurance plans based on specific benefits and medical necessity criteria. Contact your insurance plan directly or consult with our billing team for information specific to your coverage.